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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.settings.security.screenlock;
     18 
     19 import android.app.Fragment;
     20 import android.content.Context;
     21 import android.os.UserHandle;
     22 import android.provider.SearchIndexableResource;
     23 
     24 import com.android.internal.logging.nano.MetricsProto;
     25 import com.android.internal.widget.LockPatternUtils;
     26 import com.android.settings.R;
     27 import com.android.settings.dashboard.DashboardFragment;
     28 import com.android.settings.search.BaseSearchIndexProvider;
     29 import com.android.settings.search.Indexable;
     30 import com.android.settings.security.OwnerInfoPreferenceController;
     31 import com.android.settingslib.core.AbstractPreferenceController;
     32 import com.android.settingslib.core.lifecycle.Lifecycle;
     33 
     34 import java.util.ArrayList;
     35 import java.util.List;
     36 
     37 public class ScreenLockSettings extends DashboardFragment
     38         implements OwnerInfoPreferenceController.OwnerInfoCallback {
     39 
     40     private static final String TAG = "ScreenLockSettings";
     41 
     42     private static final String KEY_LOCK_SCREEN_TITLE = "security_settings_password_sub_screen";
     43 
     44     private static final int MY_USER_ID = UserHandle.myUserId();
     45     private LockPatternUtils mLockPatternUtils;
     46 
     47     @Override
     48     public int getMetricsCategory() {
     49         return MetricsProto.MetricsEvent.SCREEN_LOCK_SETTINGS;
     50     }
     51 
     52     @Override
     53     protected int getPreferenceScreenResId() {
     54         return R.xml.screen_lock_settings;
     55     }
     56 
     57     @Override
     58     protected String getLogTag() {
     59         return TAG;
     60     }
     61 
     62     @Override
     63     protected List<AbstractPreferenceController> createPreferenceControllers(Context context) {
     64         mLockPatternUtils = new LockPatternUtils(context);
     65         return buildPreferenceControllers(context, this /* parent */, getLifecycle(),
     66                 mLockPatternUtils);
     67     }
     68 
     69     @Override
     70     public void onOwnerInfoUpdated() {
     71         use(OwnerInfoPreferenceController.class).updateSummary();
     72     }
     73 
     74     private static List<AbstractPreferenceController> buildPreferenceControllers(Context context,
     75             Fragment parent, Lifecycle lifecycle, LockPatternUtils lockPatternUtils) {
     76         final List<AbstractPreferenceController> controllers = new ArrayList<>();
     77         controllers.add(new PatternVisiblePreferenceController(
     78                 context, MY_USER_ID, lockPatternUtils));
     79         controllers.add(new PowerButtonInstantLockPreferenceController(
     80                 context, MY_USER_ID, lockPatternUtils));
     81         controllers.add(new LockAfterTimeoutPreferenceController(
     82                 context, MY_USER_ID, lockPatternUtils));
     83         controllers.add(new OwnerInfoPreferenceController(context, parent, lifecycle));
     84         return controllers;
     85     }
     86 
     87 
     88     public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
     89             new BaseSearchIndexProvider() {
     90                 @Override
     91                 public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
     92                         boolean enabled) {
     93                     final ArrayList<SearchIndexableResource> result = new ArrayList<>();
     94 
     95                     final SearchIndexableResource sir = new SearchIndexableResource(context);
     96                     sir.xmlResId = R.xml.screen_lock_settings;
     97                     result.add(sir);
     98                     return result;
     99                 }
    100 
    101                 @Override
    102                 public List<AbstractPreferenceController> createPreferenceControllers(
    103                         Context context) {
    104                     return buildPreferenceControllers(context, null /* parent */,
    105                             null /* lifecycle */, new LockPatternUtils(context));
    106                 }
    107 
    108                 @Override
    109                 public List<String> getNonIndexableKeys(Context context) {
    110                     final List<String> keys = super.getNonIndexableKeys(context);
    111                     keys.add(KEY_LOCK_SCREEN_TITLE);
    112                     return keys;
    113                 }
    114             };
    115 }
    116